Unit Plan
CK-12 Foundation

Ck 12: Geometry: Rigid Transformations

For Students 6th - 7th
[Free Registration/Login may be required to access all resource tools.] Identify different types of transformations.
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: G Co Seven Circles Ii

For Teachers 9th - 10th Standards
In this task, seven pennies are placed in a circle so that they are all touching one in the center and their neighbors. Learners are asked to find as many rigid motions of the plane as they can which are symmetries of this configuration...